<template>
  <div id="components-back-top-custom">
    <a-back-top>
      <div class="ant-back-top-inner">
       <a-icon type="up-circle" />
      </div>
    </a-back-top>
  </div>
</template>
<style scoped>
#components-back-top-custom .ant-back-top {
  bottom: 100px;
}
#components-back-top-custom .ant-back-top-inner {
  height: 40px;
  width: 40px;
  line-height: 40px;
  border-radius: 4px;
  background-color: #1088e9;
  color:#ffffff;
  text-align: center;
  font-size: 20px;
}
</style>